The Mission District eatery first offered the free food deal in 1999, and capped participants at 50. Many of those have long since recouped the $100 cost of the tattoo, and still come to the restaurant periodically for a bite (the deal gets you one meal a day). The The current offer began in January, and three people have opted to go under the gun so far.
Would I do this? Maybe. the size of the damn thing (4 sq inches!) might be a problem though.